Understanding disk io at a glance with the FreeBSD iostat. Use iostat to determine usage patterns, bottlenecks and poor behavior at a glance. It can produce data to support conclusions and suggest further investigation when used judiciously. In this article, we will dissect its output and introduce disk subsystem troubleshooting using statistical output from iostat.
Since its early days, ZFS has quickly developed into a robust and proven file system for long-term, large-scale data storage. The trustworthy file system also comes with an interesting story. Find out how the idea of ZFS was born, how it was developed and who stood by it, in our latest write-up.
Distributed RAID is a new vdev type that complements existing ZFS data protection capabilities for large storage arrays. With the release of OpenZFS 2.1, draid will be supported on OpenZFS, and this is exciting news as it brings integrated distributed hot spares, allowing for faster resilvering and better performances for data protection. Dive into an interesting read and find out what options dRAID offers.